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Table 1 Mean age of coronavirus disease 2019 cases and controls distributed according to gender

From: Evaluating of the association between ABO blood groups and coronavirus disease 2019 (COVID-19) in Iraqi patients

Gender

Mean age ± SD (year)

Controls

All cases

Recovered

Deceased

Male

29.3 ± 6.9C

49.7 ± 12.3A

41.7 ± 11.1B

54.0 ± 8.8A

Female

28.6 ± 6.3C

49.9 ± 10.9A

42.6 ± 9.7B

52.7 ± 11.7A

p value

0.197

0.885

0.665

0.708

  1. SD standard deviation, p least significant difference probability for comparison between males and females
  2. Different superscript uppercase letters represent significant difference between means in rows (p value < 0.001), while similar letters represent no significant difference between means in rows (p value > 0.05) (Duncan multiple range test)